The U.S. government is closed. This site will not be updated; however, NOAA websites and social media channels necessary to protect lives and property will be maintained.
To learn more, visit commerce.gov.
For the latest forecasts and critical weather information, visit weather.gov.
Observation Sites
Yellow markers indicate discontinued sites
Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE), United States [CRV]
Location
- Country: United States
- Latitude: 64.9863° North
- Longitude: 147.598° West
- Elevation: 611.43 masl
- Time Zone: Local Standard Time + 8.0 hour(s) = UTC
Data
Cooperating Agencies
- NASA Terrestrial Ecology Program
- NOAA/NESDIS/OSPO/FCDAS
GML Projects at Carbon in Arctic Reservoirs Vulnerability Experiment (CARVE)
| Parameter | Formula | First Sample Date | Status |
|---|---|---|---|
| Carbon Dioxide | CO2 | 2012-06-29 | Ongoing |
| Carbon Dioxide | CO2 | 2011-10-22 | Ongoing |
| Methane | CH4 | 2011-10-22 | Ongoing |
| Methane | CH4 | 2012-06-29 | Ongoing |
| Carbon Monoxide | CO | 2011-10-22 | Ongoing |
| Carbon Monoxide | CO | 2012-06-29 | Ongoing |
| Molecular Hydrogen | H2 | 2012-06-29 | Ongoing |
| Molecular Hydrogen | H2 | 2011-10-22 | Ongoing |
| Nitrous Oxide | N2O | 2012-06-29 | Ongoing |
| Nitrous Oxide | N2O | 2011-10-22 | Ongoing |
| Sulfur Hexafluoride | SF6 | 2015-09-21 | Ongoing |
| Sulfur Hexafluoride | SF6 | 2016-11-07 | Terminated - 2017-11-07 |
| Sulfur Hexafluoride | SF6 | 2012-06-29 | Ongoing |
| Sulfur Hexafluoride | SF6 | 2011-10-22 | Ongoing |
| Carbon-13/Carbon-12 in Carbon Dioxide | d13C (CO2) | 2011-10-22 | Ongoing |
| Oxygen-18/Oxygen-16 in Carbon Dioxide | d18O (CO2) | 2011-10-22 | Ongoing |
| Carbon-13/Carbon-12 in Methane | d13C (CH4) | 2013-09-12 | Ongoing |
| Carbon-13/Carbon-12 in Methane | d13C (CH4) | 2011-11-29 | Ongoing |
| Carbon-14/Carbon in Carbon Dioxide | D14C (CO2) | 2012-06-29 | Terminated - 2013-06-19 |
| HFC-134a | CH2FCF3 | 2011-10-22 | Ongoing |
| HFC-134a | CH2FCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HCFC-22 | CHF2Cl | 2011-10-22 | Ongoing |
| HCFC-22 | CHF2Cl | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-12 | CCl2F2 | 2011-10-22 | Ongoing |
| CFC-12 | CCl2F2 | 2016-11-07 | Terminated - 2017-11-07 |
| Methyl Chloride | CH3Cl | 2011-10-22 | Ongoing |
| Methyl Chloride | CH3Cl | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-114 | CFC-114 | 2011-10-22 | Ongoing |
| CFC-114 | CFC-114 | 2016-11-07 | Terminated - 2017-11-07 |
| HCFC-142b | CH3CF2Cl | 2011-10-22 | Ongoing |
| HCFC-142b | CH3CF2Cl | 2016-11-07 | Terminated - 2017-11-07 |
| Halon-1211 | CBrClF2 | 2011-10-22 | Ongoing |
| Halon-1211 | CBrClF2 | 2016-11-07 | Terminated - 2017-11-07 |
| Methyl Bromide | CH3Br | 2011-10-22 | Ongoing |
| Methyl Bromide | CH3Br | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-11 | CCl3F (ion 101) | 2011-10-22 | Terminated - 2015-11-16 |
| CFC-11 | CCl3F (ion 103) | 2015-09-21 | Ongoing |
| CFC-11 | CCl3F (ion 103) | 2016-11-07 | Terminated - 2017-11-07 |
| HCFC-141b | CH3CCl2F | 2011-10-22 | Ongoing |
| HCFC-141b | CH3CCl2F | 2016-11-07 | Terminated - 2017-11-07 |
| Methyl Iodide | CH3I | 2016-11-07 | Terminated - 2017-11-07 |
| Methyl Iodide | CH3I | 2011-10-22 | Ongoing |
| CFC-113 | CCl2FCClF2 | 2011-10-22 | Ongoing |
| CFC-113 | CCl2FCClF2 | 2016-11-07 | Terminated - 2017-11-07 |
| Dichloromethane | CH2Cl2 | 2011-10-22 | Ongoing |
| Dichloromethane | CH2Cl2 | 2016-11-07 | Terminated - 2017-11-07 |
| Chloroform | CHCl3 | 2016-11-07 | Terminated - 2017-11-07 |
| Chloroform | CHCl3 | 2011-10-22 | Ongoing |
| Methyl Chloroform | CH3CCl3 | 2016-11-07 | Terminated - 2017-11-07 |
| Methyl Chloroform | CH3CCl3 | 2011-10-22 | Ongoing |
| Carbon Tetrachloride | CCl4 | 2011-10-22 | Ongoing |
| Carbon Tetrachloride | CCl4 | 2016-11-07 | Terminated - 2017-11-07 |
| Dibromomethane | CH2Br2 | 2011-10-22 | Ongoing |
| Dibromomethane | CH2Br2 | 2016-11-07 | Terminated - 2017-11-07 |
| Perchloroethylene (PCE) | C2Cl4 | 2016-11-07 | Terminated - 2017-11-07 |
| Perchloroethylene (PCE) | C2Cl4 | 2011-10-22 | Ongoing |
| Bromoform | CHBr3 | 2011-10-22 | Ongoing |
| Bromoform | CHBr3 | 2016-11-07 | Terminated - 2017-11-07 |
| Benzene | C6H6 | 2011-10-22 | Ongoing |
| Benzene | C6H6 | 2016-11-07 | Terminated - 2017-11-07 |
| Carbonyl Sulfide | COS | 2016-11-07 | Terminated - 2017-11-07 |
| Carbonyl Sulfide | COS | 2011-10-22 | Ongoing |
| HCFC-21 | CHCl2F | 2016-11-07 | Terminated - 2017-11-07 |
| HCFC-21 | CHCl2F | 2015-09-21 | Ongoing |
| HFC-152a | CH3CHF2 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-152a | CH3CHF2 | 2011-10-22 | Ongoing |
| HCFC-124 | CHClFCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HCFC-124 | CHClFCF3 | 2011-10-22 | Ongoing |
| Toluene | C7H8 | 2015-09-21 | Ongoing |
| Carbon Disulfide | CS2 | 2016-11-07 | Terminated - 2017-11-07 |
| Carbon Disulfide | CS2 | 2011-10-22 | Ongoing |
| Ethane | C2H6 | 2016-11-07 | Terminated - 2017-11-07 |
| Ethane | C2H6 | 2015-09-21 | Ongoing |
| Ethene | C2H4 | 2016-11-07 | Terminated - 2017-11-07 |
| Ethene | C2H4 | 2015-09-21 | Ongoing |
| Propane | C3H8 | 2011-10-22 | Ongoing |
| Propane | C3H8 | 2016-11-07 | Terminated - 2017-11-07 |
| Propene | C3H6 | 2016-11-07 | Terminated - 2017-11-07 |
| Propene | C3H6 | 2015-09-21 | Ongoing |
| i-Butane | i-C4H10 | 2016-11-07 | Terminated - 2017-11-07 |
| i-Butane | i-C4H10 | 2015-09-21 | Ongoing |
| n-Butane | n-C4H10 | 2011-10-22 | Ongoing |
| n-Butane | n-C4H10 | 2016-11-07 | Terminated - 2017-11-07 |
| i-Pentane | i-C5H12 | 2016-11-07 | Terminated - 2017-11-07 |
| i-Pentane | i-C5H12 | 2011-10-22 | Ongoing |
| n-Pentane | n-C5H12 | 2016-11-07 | Terminated - 2017-11-07 |
| n-Pentane | n-C5H12 | 2011-10-22 | Ongoing |
| n-Hexane | n-C6H14 | 2015-09-21 | Ongoing |
| n-Hexane | n-C6H14 | 2016-11-07 | Terminated - 2017-11-07 |
| Ambient Pressure | press | 2011-10-22 | Terminated - 2017-10-22 |
| Halon-1301 | CF3Br | 2011-10-22 | Ongoing |
| Halon-1301 | CF3Br | 2016-11-07 | Terminated - 2017-11-07 |
| Halon-2402 | CBrF2CBrF2 | 2011-10-22 | Ongoing |
| Halon-2402 | CBrF2CBrF2 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-143a | CH3CF3 | 2011-10-22 | Ongoing |
| HFC-143a | CH3CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-227ea | CF3CHFCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-227ea | CF3CHFCF3 | 2011-10-22 | Ongoing |
| HFC-365mfc | CH3CF2CH2CF3 | 2011-10-22 | Ongoing |
| HFC-365mfc | CH3CF2CH2CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-115 | CClF2CF3 | 2011-10-22 | Ongoing |
| CFC-115 | CClF2CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-125 | CHF2CF3 | 2011-10-22 | Ongoing |
| HFC-125 | CHF2CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-13 | CClF3 | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-13 | CClF3 | 2011-10-22 | Ongoing |
| Ethyl Chloride | CH3CH2Cl | 2011-10-22 | Terminated - 2014-07-31 |
| HFC-23 | CHF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-23 | CHF3 | 2011-10-22 | Ongoing |
| PFC-218 | C3F8 | 2016-11-07 | Terminated - 2017-11-07 |
| PFC-218 | C3F8 | 2011-10-22 | Ongoing |
| Acetylene | C2H2 | 2016-11-07 | Terminated - 2017-11-07 |
| Acetylene | C2H2 | 2011-10-22 | Ongoing |
| HFC-32 | CH2F2 | 2011-10-22 | Ongoing |
| HFC-32 | CH2F2 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-134 | CHF2CHF2 | 2011-10-22 | Ongoing |
| HFC-134 | CHF2CHF2 | 2016-11-07 | Terminated - 2017-11-07 |
| Halon-1011 | CH2BrCl | 2016-11-07 | Terminated - 2017-11-07 |
| Halon-1011 | CH2BrCl | 2015-09-21 | Ongoing |
| Carbon-14/Carbon in Methane | D14C (CH4) | 2012-06-29 | Terminated - 2021-02-23 |
| PFC-14 | CF4 | 2015-09-21 | Ongoing |
| PFC-14 | CF4 | 2016-11-07 | Terminated - 2017-11-07 |
| PFC-116 | CF3CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| PFC-116 | CF3CF3 | 2015-09-21 | Ongoing |
| Nitrogen Trifluoride | NF3 | 2016-11-07 | Terminated - 2017-11-07 |
| Nitrogen Trifluoride | NF3 | 2015-09-21 | Ongoing |
| Sulfuryl Fluoride | SO2F2 | 2016-11-07 | Terminated - 2017-11-07 |
| Sulfuryl Fluoride | SO2F2 | 2015-09-21 | Ongoing |
| HFC-236fa | CF3CH2CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-236fa | CF3CH2CF3 | 2015-09-21 | Ongoing |
| HCFC-133a | CH2ClCF3 | 2015-09-21 | Ongoing |
| HCFC-133a | CH2ClCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-112 | CCl3CClF2 | 2016-11-07 | Terminated - 2017-11-07 |
| CFC-112 | CCl3CClF2 | 2015-09-21 | Ongoing |
| Trichloroethylene (TCE) | C2HCl3 | 2015-09-21 | Ongoing |
| Trichloroethylene (TCE) | C2HCl3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFO-1234yf | CH2=CFCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFO-1234yf | CH2=CFCF3 | 2016-08-25 | Ongoing |
| HFO-1234zeE | CHF=CHCF3 | 2016-11-07 | Terminated - 2017-11-07 |
| HFO-1234zeE | CHF=CHCF3 | 2016-08-25 | Ongoing |
| Ethylene Dichloride (1,2 DCE) | CH2ClCH2Cl | 2016-11-07 | Terminated - 2017-11-07 |
| Ethylene Dichloride (1,2 DCE) | CH2ClCH2Cl | 2018-02-16 | Ongoing |
| HCFC-123 | CHCl2CF3 | 2018-02-16 | Ongoing |
| HCFC-123 | CHCl2CF3 | 2016-11-07 | Terminated - 2017-11-07 |
| Morpholine | C5F11NO | 2016-11-07 | Terminated - 2017-11-07 |
| Morpholine | C5F11NO | 2017-10-25 | Ongoing |
| Perfluorotriethylamine (PFTEA) | (C2F5)3N | 2017-10-25 | Ongoing |
| Perfluorotriethylamine (PFTEA) | (C2F5)3N | 2016-11-07 | Terminated - 2017-11-07 |
| Perfluorotripropylamine (PFTPA) | (C3F7)3N | 2017-10-25 | Ongoing |
| Perfluorotripropylamine (PFTPA) | (C3F7)3N | 2016-11-07 | Terminated - 2017-11-07 |
| HFC-245fa | 2022-05-19 | Ongoing |
| Parameter | Formula | First Sample Date | Status |
|---|---|---|---|
| Carbon Dioxide | CO2 | 2011-03-29 | Terminated - 2017-11-04 |
| Carbon Dioxide | CO2 | 2017-04-26 | Terminated - 2017-11-05 |
| Methane | CH4 | 2011-03-29 | Terminated - 2017-11-04 |
| Methane | CH4 | 2017-04-26 | Terminated - 2017-11-05 |
| Carbon Monoxide | CO | 2017-04-26 | Terminated - 2017-11-05 |
| Carbon Monoxide | CO | 2011-03-29 | Terminated - 2017-11-04 |
| Molecular Hydrogen | H2 | 2011-03-29 | Terminated - 2017-11-04 |
| Nitrous Oxide | N2O | 2011-03-29 | Terminated - 2017-11-04 |
| Sulfur Hexafluoride | SF6 | 2011-03-29 | Terminated - 2017-11-04 |
| Sulfur Hexafluoride | SF6 | 2015-02-04 | Terminated - 2017-11-04 |
| Carbon-13/Carbon-12 in Carbon Dioxide | d13C (CO2) | 2011-03-29 | Terminated - 2015-11-12 |
| Oxygen-18/Oxygen-16 in Carbon Dioxide | d18O (CO2) | 2011-03-29 | Terminated - 2015-11-12 |
| Carbon-13/Carbon-12 in Methane | d13C (CH4) | 2012-05-27 | Terminated - 2017-11-04 |
| Carbon-14/Carbon in Carbon Dioxide | D14C (CO2) | 2012-05-28 | Terminated - 2015-10-12 |
| HFC-134a | CH2FCF3 | 2011-03-29 | Terminated - 2017-11-04 |
| HCFC-22 | CHF2Cl | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-12 | CCl2F2 | 2011-03-29 | Terminated - 2017-11-04 |
| Methyl Chloride | CH3Cl | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-114 | CFC-114 | 2011-03-29 | Terminated - 2017-11-04 |
| HCFC-142b | CH3CF2Cl | 2011-03-29 | Terminated - 2017-11-04 |
| Halon-1211 | CBrClF2 | 2011-03-29 | Terminated - 2017-11-04 |
| Methyl Bromide | CH3Br | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-11 | CCl3F (ion 101) | 2011-03-29 | Terminated - 2015-11-12 |
| CFC-11 | CCl3F (ion 103) | 2015-02-04 | Terminated - 2017-11-04 |
| HCFC-141b | CH3CCl2F | 2011-03-29 | Terminated - 2017-11-04 |
| Methyl Iodide | CH3I | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-113 | CCl2FCClF2 | 2011-03-29 | Terminated - 2017-11-04 |
| Dichloromethane | CH2Cl2 | 2011-03-29 | Terminated - 2017-11-04 |
| Chloroform | CHCl3 | 2011-03-29 | Terminated - 2017-11-04 |
| Methyl Chloroform | CH3CCl3 | 2011-03-29 | Terminated - 2017-11-04 |
| Carbon Tetrachloride | CCl4 | 2011-03-29 | Terminated - 2017-11-04 |
| Dibromomethane | CH2Br2 | 2011-03-29 | Terminated - 2017-11-04 |
| Perchloroethylene (PCE) | C2Cl4 | 2011-03-29 | Terminated - 2017-11-04 |
| Bromoform | CHBr3 | 2011-03-29 | Terminated - 2017-11-04 |
| Benzene | C6H6 | 2011-03-29 | Terminated - 2017-11-04 |
| Carbonyl Sulfide | COS | 2011-03-29 | Terminated - 2017-11-04 |
| HCFC-21 | CHCl2F | 2015-10-05 | Terminated - 2017-11-04 |
| HFC-152a | CH3CHF2 | 2011-03-29 | Terminated - 2017-11-04 |
| HCFC-124 | CHClFCF3 | 2011-03-29 | Terminated - 2017-11-04 |
| Toluene | C7H8 | 2015-02-04 | Terminated - 2017-05-04 |
| Carbon Disulfide | CS2 | 2011-03-29 | Terminated - 2017-11-04 |
| Ethane | C2H6 | 2015-02-04 | Terminated - 2017-11-04 |
| Ethene | C2H4 | 2015-02-04 | Terminated - 2017-11-04 |
| Propane | C3H8 | 2011-03-29 | Terminated - 2017-11-04 |
| Propene | C3H6 | 2015-02-04 | Terminated - 2017-11-04 |
| i-Butane | i-C4H10 | 2015-02-04 | Terminated - 2017-11-04 |
| n-Butane | n-C4H10 | 2011-03-29 | Terminated - 2017-11-04 |
| i-Pentane | i-C5H12 | 2011-03-29 | Terminated - 2017-11-04 |
| n-Pentane | n-C5H12 | 2011-03-29 | Terminated - 2017-11-04 |
| n-Hexane | n-C6H14 | 2015-02-04 | Terminated - 2017-11-04 |
| Ambient Pressure | press | 2017-04-26 | Terminated - 2017-11-05 |
| Relative Humidity | rh | 2011-03-29 | Terminated - 2017-11-04 |
| Halon-1301 | CF3Br | 2011-03-29 | Terminated - 2017-11-04 |
| Halon-2402 | CBrF2CBrF2 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-143a | CH3CF3 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-227ea | CF3CHFCF3 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-365mfc | CH3CF2CH2CF3 | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-115 | CClF2CF3 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-125 | CHF2CF3 | 2011-03-29 | Terminated - 2017-11-04 |
| CFC-13 | CClF3 | 2011-03-29 | Terminated - 2017-11-04 |
| Ethyl Chloride | CH3CH2Cl | 2011-03-29 | Terminated - 2014-08-14 |
| HFC-23 | CHF3 | 2011-03-29 | Terminated - 2017-11-04 |
| PFC-218 | C3F8 | 2011-03-29 | Terminated - 2017-11-04 |
| Acetylene | C2H2 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-32 | CH2F2 | 2011-03-29 | Terminated - 2017-11-04 |
| HFC-134 | CHF2CHF2 | 2011-03-29 | Terminated - 2017-11-04 |
| Halon-1011 | CH2BrCl | 2015-02-04 | Terminated - 2017-11-04 |
| PFC-14 | CF4 | 2015-02-04 | Terminated - 2017-11-04 |
| PFC-116 | CF3CF3 | 2015-02-04 | Terminated - 2017-11-04 |
| Nitrogen Trifluoride | NF3 | 2015-10-05 | Terminated - 2017-11-04 |
| Sulfuryl Fluoride | SO2F2 | 2015-10-05 | Terminated - 2017-11-04 |
| HFC-236fa | CF3CH2CF3 | 2015-02-04 | Terminated - 2017-11-04 |
| HCFC-133a | CH2ClCF3 | 2015-02-04 | Terminated - 2017-11-04 |
| CFC-112 | CCl3CClF2 | 2015-02-04 | Terminated - 2017-11-04 |
| Trichloroethylene (TCE) | C2HCl3 | 2015-02-04 | Terminated - 2017-11-04 |
| HFO-1234yf | CH2=CFCF3 | 2017-04-27 | Terminated - 2017-11-04 |
| HFO-1234zeE | CHF=CHCF3 | 2017-04-27 | Terminated - 2017-11-04 |
| Water Vapor Mole Fraction | H2O | 2017-04-26 | Terminated - 2017-11-05 |
| Wind velocity towards east | u | 2017-04-26 | Terminated - 2017-11-05 |
| Wind velocity towards north | v | 2017-04-26 | Terminated - 2017-11-05 |
Carbon Cycle In Situ Tall Tower
| Parameter | Formula | First Sample Date | Status |
|---|---|---|---|
| Carbon Dioxide | CO2 | 2011-10-23 | Ongoing |
| Methane | CH4 | 2011-10-23 | Ongoing |
| Carbon Monoxide | CO | 2011-10-23 | Ongoing |
Trace gases from GGGRN Airborne Flasks